Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 24.66
Milk (kg) -640.00 -0.014 8.96
Fat (kg) -19.88 -0.375 7.45
Prot (kg) -18.70 -0.441 8.25
Fertility Sub Index 5.00
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) -0.98 1.117 -1.09
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index 1.43
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -1.35 -0.432 0.58
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 32.47

* Based on an €80/tonne carbon price